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ESFR Sprinklers and Obstructions

ESFR Sprinklers and Obstructions

Research Continues on Larger Sizes The invent of early suppression fast response (ESFR) sprinkler in the 1980s revolutionized storage fire protection. No longer were rack sprinklers needed to protect high heat release rate commodities stored within tall racks. In addition, the ESFR sprinkler provides adequate protection for a range of …

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Flexible Technology Applications for Dry Sprinklers

Flexible Technology Applications

Eliminate Freeze-Ups and Inefficiencies Flexible technology was recently introduced into the dry sprinkler market, bringing with it a simpler and safer solution for eliminating system freeze-ups and installation and maintenance inefficiencies. By infusing flexible technology into the VicFlex™ Dry Sprinkler Style VS1, Victaulic gave owners, architects, engineers and contractors a …

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ESFR Sprinklers and Obstructions

ESFR Sprinklers

The Existing Criteria is Likely Too Conservative In a continuing and extensive effort to develop reliable and effective tools and guidelines for the unique installation of early suppression fast response (ESFR) sprinklers relative to obstructions, the National Fire Protection Association (NFPA) through its Research Foundation has completed three phases of …

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Basic Codified Issues

Basic Codified Issues

What Sprinkler Contractor Owners Need to Know The American Fire Sprinkler Association (AFSA) is an industry association that exists primarily to represent the interests of open shop fire sprinkler contractor owners. In context, it is important that each sprinkler contractor owner fully understand that the applicable building codes and their …

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Here Is Your Sign

Here Is Your Sign

Part 1: NFPA 13 Requirements The comedian Bill Engvall made the saying “Here is your sign” well known. When Bill said it, it was directed at someone who just said something that was obvious or just plain stupid. One story I remember Bill telling at a comedy show was about a gentleman who was …

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Temperature Change and Dry Pipe Systems

Temperature Change

Fluctuations Can Cause Problems Temperature fluctuations can wreak havoc on certain types of systems in certain configurations. The most susceptible type of system to temperature fluctuations are dry-type systems, specifically dry-type systems which utilize a direct differential style dry valve. By direct differential style dry valves, it is understood to …

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Spot the Dot: Part 2

Spot the Dot: Part 2

Continuing With the Z Dimension That’s right… you read the last paragraph of my previous article in the September/October 2016 issue of Sprinkler Age correctly (see page 44 of that issue, or click here to see the blog post). Sensitivity and discharge are not equal in the eyes of the …

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